Three people including a husband and wife were killed after as a bus collided with a car on National Highway 1A in central Vietnam.Cao Quang Hung, a 52-year-old traffic police officer from Hanoi, and his wife Nguyen Thi Hong Mai were killed on the spot. They were in the car when the southbound bus travelling in the opposite direction hit them in Nghe An provinceââ‚¬â„¢s Nghi Loc District.

The accident also killed the coupleââ‚¬â„¢s son-in-law Le Van Phuc, who was driving the car.

Following the collision another car behind also hit and pushed a further 20 meters. Two people in the second car were severely injured.

Nguyen Nam Hong, chief traffic police officer of Nghi Loc District, said the passenger bus had moved to the wrong side of the road when the accident happened.

Police have launched an investigation into the accident and questioning bus driver Nguyen Duy Hien.